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Principal AI Engineer - Context - Agents and Context

United Kingdom🌐 Remote💼 Full-time🗓 2026-09-22 → 2026-09-26

Core

Building the knowledge layer for AI agents to work with enterprise data in Elasticsearch, including extraction, serving via APIs/MCP, and closing the loop with agent traces.

Role type

Principal AI Engineer (Agentic Systems & Evaluation)

Builds

Context Engine (knowledge layer for AI agents), public APIs, MCP tools, and evaluation frameworks.

Domain

Search AI, Enterprise Data, Agentic Workflows

Deliverable

production ML models | product features | dashboards & analysis

Required skills

AI-driven product engineering, eval-driven product improvement, agent building with state/memory, MCP familiarity, telemetry design for AI systems, product experimentation, public API/data model evolution, backend engineering (Python/TypeScript)

Preferred skills

LangGraph, CrewAI, Claude Agent SDK, agentic retrieval, Elasticsearch

Technologies

TypeScript, Python, Elasticsearch, MCP, LangChain

Responsibilities

Own the production improvement loop for extraction automations and retrieval tools; define safe iteration processes for agents and skills (versioning, rollout, guardrails); design telemetry for data-informed engineering decisions; partner with data science on evaluation strategy; mentor engineers and review technical proposals.

Seniority

Principal, hands-on IC with strategy & mentorship

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